hadoop jar命令無法識別輸入文件

Question

WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Exception in thread "main" java.io.FileNotFoundException: File /usr/hdfs/Deliverydetails.txt does not exist.
at org.apache.hadoop.util.GenericOptionsParser.validateFiles(GenericOptionsParser.java:397)
at org.apache.hadoop.util.GenericOptionsParser.processGeneralOptions(GenericOptionsParser.java:301)
at org.apache.hadoop.util.GenericOptionsParser.parseGeneralOptions(GenericOptionsParser.java:431)
at org.apache.hadoop.util.GenericOptionsParser.<init>(GenericOptionsParser.java:170)
at org.apache.hadoop.util.GenericOptionsParser.<init>(GenericOptionsParser.java:153)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:64)
at SmsDriver.main(SmsDriver.java:44)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.main(RunJar.java:212)

這是我在運行hadoop jar命令時遇到的錯誤，盡管輸入文件存在於我在瀏覽器中檢查過的路徑中。

誰能幫我嗎？

Answer 1

確保/ usr / hdfs /是HDFS文件路徑，而不是本地文件系統路徑。

Answer 2

嘗試執行hadoop fs -ls /usr/hdfs/Deliverydetails.txt如果不存在，則您的文件位於本地文件系統中，而不是hadoop文件系統中